KR102493779B1 - 유기 일렉트로 루미네센스 소자 - Google Patents
유기 일렉트로 루미네센스 소자 Download PDFInfo
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- KR102493779B1 KR102493779B1 KR1020177024224A KR20177024224A KR102493779B1 KR 102493779 B1 KR102493779 B1 KR 102493779B1 KR 1020177024224 A KR1020177024224 A KR 1020177024224A KR 20177024224 A KR20177024224 A KR 20177024224A KR 102493779 B1 KR102493779 B1 KR 102493779B1
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- -1 arylamine compound Chemical class 0.000 claims abstract description 173
- 230000005525 hole transport Effects 0.000 claims abstract description 98
- 239000000463 material Substances 0.000 claims abstract description 98
- 150000001412 amines Chemical class 0.000 claims abstract description 71
- 125000001424 substituent group Chemical group 0.000 claims description 258
- 150000001875 compounds Chemical class 0.000 claims description 223
- 125000004432 carbon atom Chemical group C* 0.000 claims description 167
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 153
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 134
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 91
- 125000000217 alkyl group Chemical group 0.000 claims description 61
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 51
- 125000004434 sulfur atom Chemical group 0.000 claims description 51
- 229910052717 sulfur Inorganic materials 0.000 claims description 50
- 125000003342 alkenyl group Chemical group 0.000 claims description 47
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims description 46
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 45
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 43
- 125000004104 aryloxy group Chemical group 0.000 claims description 41
- 125000005577 anthracene group Chemical group 0.000 claims description 32
- 125000003277 amino group Chemical group 0.000 claims description 28
- 125000003545 alkoxy group Chemical group 0.000 claims description 27
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 27
- 125000000000 cycloalkoxy group Chemical group 0.000 claims description 26
- 229910052757 nitrogen Inorganic materials 0.000 claims description 24
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 17
- 125000004431 deuterium atom Chemical group 0.000 claims description 17
- 125000001153 fluoro group Chemical group F* 0.000 claims description 17
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 16
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 15
- 229910052805 deuterium Inorganic materials 0.000 claims description 14
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 229910052801 chlorine Inorganic materials 0.000 claims description 13
- 229910052731 fluorine Inorganic materials 0.000 claims description 13
- 125000004429 atom Chemical group 0.000 claims description 6
- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 150000001454 anthracenes Chemical class 0.000 claims description 5
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 2
- 238000005401 electroluminescence Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 35
- 239000007924 injection Substances 0.000 abstract description 35
- 239000010409 thin film Substances 0.000 abstract description 20
- 230000000903 blocking effect Effects 0.000 abstract description 16
- 239000000243 solution Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 198
- 239000000843 powder Substances 0.000 description 73
- 230000015572 biosynthetic process Effects 0.000 description 42
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 39
- 238000003786 synthesis reaction Methods 0.000 description 39
- 239000010408 film Substances 0.000 description 32
- 238000005481 NMR spectroscopy Methods 0.000 description 29
- 238000005160 1H NMR spectroscopy Methods 0.000 description 28
- HXITXNWTGFUOAU-UHFFFAOYSA-N phenylboronic acid Chemical compound OB(O)C1=CC=CC=C1 HXITXNWTGFUOAU-UHFFFAOYSA-N 0.000 description 24
- 229910052739 hydrogen Inorganic materials 0.000 description 23
- 239000001257 hydrogen Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 23
- 125000006617 triphenylamine group Chemical group 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 19
- 238000002156 mixing Methods 0.000 description 17
- 125000001624 naphthyl group Chemical group 0.000 description 16
- 239000004215 Carbon black (E152) Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 14
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 14
- 229930195733 hydrocarbon Natural products 0.000 description 14
- 150000002430 hydrocarbons Chemical group 0.000 description 14
- 238000005259 measurement Methods 0.000 description 14
- 125000004076 pyridyl group Chemical group 0.000 description 14
- SBILAXVEWDAKSY-UHFFFAOYSA-N 4-bromo-3-phenyl-N,N-bis(4-phenylphenyl)aniline Chemical compound C1(=CC=C(C=C1)N(C=1C=C(C(=CC=1)Br)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=CC=C1 SBILAXVEWDAKSY-UHFFFAOYSA-N 0.000 description 13
- 238000000746 purification Methods 0.000 description 13
- 238000005406 washing Methods 0.000 description 13
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 description 12
- 125000005956 isoquinolyl group Chemical group 0.000 description 12
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 12
- 125000005493 quinolyl group Chemical group 0.000 description 12
- DDYHOFOLBMVEPM-UHFFFAOYSA-N 5',9'-dibromospiro[fluorene-9,7'-fluoreno[4,3-b][1]benzofuran] Chemical compound C12=CC=CC=C2C2=C(O1)C=1C3=CC=C(Br)C=C3C3(C4=C(C5=CC=CC=C35)C=CC=C4)C=1C=C2Br DDYHOFOLBMVEPM-UHFFFAOYSA-N 0.000 description 11
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 11
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 150000001721 carbon Chemical group 0.000 description 10
- 238000004440 column chromatography Methods 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- 125000001041 indolyl group Chemical group 0.000 description 9
- 125000003226 pyrazolyl group Chemical group 0.000 description 9
- 125000000714 pyrimidinyl group Chemical group 0.000 description 9
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 9
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 8
- IANQTJSKSUMEQM-UHFFFAOYSA-N benzofuran Natural products C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 8
- 125000001164 benzothiazolyl group Chemical group S1C(=NC2=C1C=CC=C2)* 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 8
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N o-biphenylenemethane Natural products C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 8
- 125000000168 pyrrolyl group Chemical group 0.000 description 8
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 8
- 125000001544 thienyl group Chemical group 0.000 description 8
- XPEIJWZLPWNNOK-UHFFFAOYSA-N (4-phenylphenyl)boronic acid Chemical compound C1=CC(B(O)O)=CC=C1C1=CC=CC=C1 XPEIJWZLPWNNOK-UHFFFAOYSA-N 0.000 description 7
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 7
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 7
- 125000003118 aryl group Chemical group 0.000 description 7
- 125000000499 benzofuranyl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 description 7
- 125000004196 benzothienyl group Chemical group S1C(=CC2=C1C=CC=C2)* 0.000 description 7
- 238000000151 deposition Methods 0.000 description 7
- 125000004988 dibenzothienyl group Chemical group C1(=CC=CC=2SC3=C(C21)C=CC=C3)* 0.000 description 7
- RMBPEFMHABBEKP-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2C3=C[CH]C=CC3=CC2=C1 RMBPEFMHABBEKP-UHFFFAOYSA-N 0.000 description 7
- 125000002541 furyl group Chemical group 0.000 description 7
- 230000009477 glass transition Effects 0.000 description 7
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 7
- 125000003367 polycyclic group Chemical group 0.000 description 7
- 125000004306 triazinyl group Chemical group 0.000 description 7
- 238000007740 vapor deposition Methods 0.000 description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 description 6
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 6
- 235000010290 biphenyl Nutrition 0.000 description 6
- 239000004305 biphenyl Substances 0.000 description 6
- 230000008021 deposition Effects 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
- 125000003914 fluoranthenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC=C4C1=C23)* 0.000 description 6
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 6
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 6
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 6
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 6
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 6
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 6
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 6
- 239000012044 organic layer Substances 0.000 description 6
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 125000001725 pyrenyl group Chemical group 0.000 description 6
- 125000002102 aryl alkyloxo group Chemical group 0.000 description 5
- 125000005605 benzo group Chemical group 0.000 description 5
- 125000004541 benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 description 5
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 5
- 125000000319 biphenyl-4-yl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 5
- 150000004985 diamines Chemical class 0.000 description 5
- 125000002572 propoxy group Chemical group [*]OC([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 5
- 239000002356 single layer Substances 0.000 description 5
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 5
- HYCYKHYFIWHGEX-UHFFFAOYSA-N (2-phenylphenyl)boronic acid Chemical compound OB(O)C1=CC=CC=C1C1=CC=CC=C1 HYCYKHYFIWHGEX-UHFFFAOYSA-N 0.000 description 4
- BEEDWNSHAQAXBM-UHFFFAOYSA-N 4-(9,9-dimethylfluoren-2-yl)-3-phenyl-N,N-bis(4-phenylphenyl)aniline Chemical compound C1(=CC=C(C=C1)N(C=1C=C(C(=CC=1)C1=CC=2C(C3=CC=CC=C3C=2C=C1)(C)C)C1=CC=CC=C1)C1=CC=C(C=C1)C1=CC=CC=C1)C1=CC=CC=C1 BEEDWNSHAQAXBM-UHFFFAOYSA-N 0.000 description 4
- OPEKHRGERHDLRK-UHFFFAOYSA-N 4-tert-butyl-n-(4-tert-butylphenyl)aniline Chemical compound C1=CC(C(C)(C)C)=CC=C1NC1=CC=C(C(C)(C)C)C=C1 OPEKHRGERHDLRK-UHFFFAOYSA-N 0.000 description 4
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 4
- CEAWJUFOHHMRCK-UHFFFAOYSA-N N-(3,4-diphenylphenyl)-3,4-diphenyl-N-(4-phenylphenyl)aniline Chemical compound C1(=CC=CC=C1)C1=CC=C(C=C1C1=CC=CC=C1)N(C1=CC=C(C=C1)C1=CC=CC=C1)C=1C=C(C(=CC=1)C1=CC=CC=C1)C1=CC=CC=C1 CEAWJUFOHHMRCK-UHFFFAOYSA-N 0.000 description 4
- 150000004982 aromatic amines Chemical class 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 125000005842 heteroatom Chemical group 0.000 description 4
- 229910052740 iodine Inorganic materials 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 4
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- OZKIUVWGHZCYHK-UHFFFAOYSA-N n,n-bis(3,4-diphenylphenyl)-3,4-diphenylaniline Chemical compound C1=CC=CC=C1C1=CC=C(N(C=2C=C(C(C=3C=CC=CC=3)=CC=2)C=2C=CC=CC=2)C=2C=C(C(C=3C=CC=CC=3)=CC=2)C=2C=CC=CC=2)C=C1C1=CC=CC=C1 OZKIUVWGHZCYHK-UHFFFAOYSA-N 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 4
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 3
- USYQKCQEVBFJRP-UHFFFAOYSA-N 1-bromo-3-phenylbenzene Chemical group BrC1=CC=CC(C=2C=CC=CC=2)=C1 USYQKCQEVBFJRP-UHFFFAOYSA-N 0.000 description 3
- IDMFHRVFAPYCIH-UHFFFAOYSA-N 12-N,18-N-bis(4-tert-butylphenyl)-12-N,18-N-bis(4-phenylphenyl)spiro[4-oxa-26-thiaheptacyclo[14.11.0.02,14.03,11.05,10.019,27.020,25]heptacosa-1(27),2,5,7,9,11,13,16,18,20,22,24-dodecaene-15,9'-fluorene]-12,18-diamine Chemical compound C1=CC(=CC=C1N(C1=CC=2C3(C4=C(C=2C2=C1C1=CC=CC=C1O2)C1=C(C2=CC=CC=C2S1)C(N(C1=CC=C(C(C)(C)C)C=C1)C1=CC=C(C2=CC=CC=C2)C=C1)=C4)C1=CC=CC=C1C1=CC=CC=C31)C1=CC=C(C(C)(C)C)C=C1)C1=CC=CC=C1 IDMFHRVFAPYCIH-UHFFFAOYSA-N 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 3
- YWXJJSAVPZVLCN-UHFFFAOYSA-N C[Si](C)(C)C(C=C1)=CC=C1C1=CC=CC(C2=CC=CC=C22)=C1C2(C1=C2C(OC3=C4C=CC=C3)=C4C(N)=C1)C1=C2C(C=CC=C2)=C2C(N)=C1 Chemical compound C[Si](C)(C)C(C=C1)=CC=C1C1=CC=CC(C2=CC=CC=C22)=C1C2(C1=C2C(OC3=C4C=CC=C3)=C4C(N)=C1)C1=C2C(C=CC=C2)=C2C(N)=C1 YWXJJSAVPZVLCN-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 125000002252 acyl group Chemical group 0.000 description 3
- 125000003670 adamantan-2-yl group Chemical group [H]C1([H])C(C2([H])[H])([H])C([H])([H])C3([H])C([*])([H])C1([H])C([H])([H])C2([H])C3([H])[H] 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 125000003609 aryl vinyl group Chemical group 0.000 description 3
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 3
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 3
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 3
- 125000002933 cyclohexyloxy group Chemical group C1(CCCCC1)O* 0.000 description 3
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 3
- 125000001887 cyclopentyloxy group Chemical group C1(CCCC1)O* 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 3
- 125000005186 naphthyloxy group Chemical group C1(=CC=CC2=CC=CC=C12)O* 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 3
- 150000004322 quinolinols Chemical class 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
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Abstract
[해결수단] 적어도 양극, 정공 수송층, 발광층, 전자 수송층 및 음극을 이 순서로 가지는 유기 일렉트로 루미네센스 소자에 있어서, 상기 정공 수송층이 하기 일반식(1)로 표시되는 아릴아민 화합물을 함유하고, 상기 발광층이 하기 일반식(2)로 표시되는 축합환 구조를 가지는 아민 유도체를 함유하는 것을 특징으로 하는 유기 일렉트로 루미네센스 소자.
[화 1]
Description
2. 투명 양극
3. 정공 주입층
4. 제1 정공 수송층
5. 제2 정공 수송층
6. 발광층
7. 전자 수송층
8. 전자 주입층
9. 음극
Claims (10)
- 적어도 양극, 정공 수송층, 발광층, 전자 수송층 및 음극을 이 순서로 가지는 유기 일렉트로 루미네센스 소자에 있어서, 상기 정공 수송층이 하기 일반식(1)로 표시되는 아릴아민 화합물을 함유하고, 상기 발광층이 하기 일반식 (2a-a), (2a-b), (2b-a), (2b-b), (2b-c), (2b-d), (2c-a) 또는 (2c -b)로 표시되는 축합환 구조를 가지는 아민 유도체를 함유하는 것을 특징으로 하는 유기 일렉트로 루미네센스 소자.
[화 1]
(1)
(식 중, Ar1∼Ar4는 서로 동일해도 달라도 좋고, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시한다.)
(식 중, X, Y는 동일해도 달라도 좋고, 산소 원자 또는 황 원자를 나타내고, A1은 치환 혹은 무치환의 방향족 탄화수소의 2가기, 치환 혹은 무치환의 방향족 복소환의 2가기, 치환 혹은 무치환의 축합다환 방향족의 2가기, 또는 단결합을 표시하고, Ar5와 Ar6은 서로 동일해도 달라도 좋고, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기로서, 단결합, 치환 혹은 무치환의 메틸렌기, 산소 원자 또는 황 원자를 통하여 서로 결합하여 환을 형성해도 좋다. R1∼R4는 서로 동일해도 달라도 좋고, 수소 원자, 중수소 원자, 불소 원자, 염소 원자, 시아노기, 니트로기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 2 내지 6의 직쇄 형상 혹은 분지 형상의 알케닐기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬옥시기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬옥시기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 치환 혹은 무치환의 축합다환 방향족기, 치환 혹은 무치환의 아릴옥시기, 또는 방향족 탄화수소기, 방향족 복소환기 혹은 축합다환 방향족기로부터 선택되는 기에 의해 치환된 디치환 아미노기로서, 각각의 기끼리로 단결합, 치환 혹은 무치환의 메틸렌기, 산소 원자 또는 황 원자를 통하여 서로 결합하여 환을 형성해도 좋고, R1∼R4가 결합되어 있는 벤젠환에 있어서, R1∼R4 중 어느 하나의 기를 제거하고, 이 제거된 개소와 R1∼R4의 다른 기가 치환 혹은 무치환의 메틸렌기, 산소 원자, 황 원자, 또는 1 치환 아미노기를 통하여 서로 결합하여 환을 형성해도 좋다. R7은 수소 원자, 중수소 원자, 불소 원자, 염소 원자, 시아노기, 니트로기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 2 내지 6의 직쇄 형상 혹은 분지 형상의 알케닐기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬옥시기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬옥시기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 치환 혹은 무치환의 축합다환 방향족기, 또는 치환 혹은 무치환의 아릴옥시기이다. R8과 R9는 서로 동일해도 달라도 좋고, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 2 내지 6의 직쇄 형상 혹은 분지 형상의 알케닐기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 치환 혹은 무치환의 축합다환 방향족기, 또는 치환 혹은 무치환의 아릴옥시기로서, 각각의 기끼리로 단결합, 치환 혹은 무치환의 메틸렌기, 산소 원자, 황 원자, 또는 1 치환 아미노기를 통하여 서로 결합하여 환을 형성해도 좋다.) - 제 1 항에 있어서,
상기 전자 수송층이 하기 일반식(3)으로 표시되는 안트라센환 구조를 가지는 화합물을 함유하는 것을 특징으로 하는, 유기 일렉트로 루미네센스 소자.
[화 5]
(3)
(식 중, A2는 치환 혹은 무치환의 방향족 탄화수소의 2가기, 치환 혹은 무치환의 방향족 복소환의 2가기, 치환 혹은 무치환의 축합다환 방향족의 2가기, 또는 단결합을 표시하고, B는 치환 혹은 무치환의 방향족 복소환기를 표시하며, C는 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시하고, D는 서로 동일해도 달라도 좋고, 수소 원자, 중수소 원자, 불소 원자, 염소 원자, 시아노기, 트리플루오로메틸기, 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시하며, p, q는, p와 q의 합이 9가 되는 관계를 유지하면서, p는 7 또는 8을 표시하고, q는 1 또는 2를 표시한다.) - 제 4 항에 있어서,
상기 안트라센환 구조를 가지는 화합물이, 하기 일반식(3a)로 표시되는 안트라센환 구조를 가지는 화합물인, 유기 일렉트로 루미네센스 소자.
[화 6]
(3a)
(식 중, A2는 치환 혹은 무치환의 방향족 탄화수소의 2가기, 치환 혹은 무치환의 방향족 복소환의 2가기, 치환 혹은 무치환의 축합다환 방향족의 2가기, 또는 단결합을 표시하고, Ar11, Ar12, Ar13은 서로 동일해도 달라도 좋고, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시한다. R10∼R16은 서로 동일해도 달라도 좋고, 수소 원자, 중수소 원자, 불소 원자, 염소 원자, 시아노기, 니트로기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 2 내지 6의 직쇄 형상 혹은 분지 형상의 알케닐기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬옥시기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬옥시기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 치환 혹은 무치환의 축합다환 방향족기, 또는 치환 혹은 무치환의 아릴옥시기로서, 단결합, 치환 혹은 무치환의 메틸렌기, 산소 원자 또는 황 원자를 통하여 서로 결합하여 환을 형성해도 좋다. X1, X2, X3, X4는 탄소 원자 또는 질소 원자를 표시하고, X1, X2, X3, X4 중 어느 하나만이 질소 원자인 것으로 하며, 이 경우의 질소 원자는 R10∼R13의 수소 원자 혹은 치환기를 가지지 않는 것으로 한다.) - 제 4 항에 있어서,
상기 안트라센환 구조를 가지는 화합물이, 하기 일반식(3b)로 표시되는 안트라센환 구조를 가지는 화합물인, 유기 일렉트로 루미네센스 소자.
[화 7]
(3b)
(식 중, A2는 치환 혹은 무치환의 방향족 탄화수소의 2가기, 치환 혹은 무치환의 방향족 복소환의 2가기, 치환 혹은 무치환의 축합다환 방향족의 2가기, 또는 단결합을 표시하고, Ar14, Ar15, Ar16은 서로 동일해도 달라도 좋고, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시한다.) - 제 4 항에 있어서,
상기 안트라센환 구조를 가지는 화합물이, 하기 일반식(3c)로 표시되는 안트라센환 구조를 가지는 화합물인, 유기 일렉트로 루미네센스 소자.
[화 8]
(3c)
(식 중, A2는 치환 혹은 무치환의 방향족 탄화수소의 2가기, 치환 혹은 무치환의 방향족 복소환의 2가기, 치환 혹은 무치환의 축합다환 방향족의 2가기, 또는 단결합을 표시하고, Ar17, Ar18, Ar19는 서로 동일해도 달라도 좋고, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 또는 치환 혹은 무치환의 축합다환 방향족기를 표시하며, R17은 수소 원자, 중수소 원자, 불소 원자, 염소 원자, 시아노기, 니트로기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬기, 치환기를 가지고 있어도 좋은 탄소 원자수 2 내지 6의 직쇄 형상 혹은 분지 형상의 알케닐기, 치환기를 가지고 있어도 좋은 탄소 원자수 1 내지 6의 직쇄 형상 혹은 분지 형상의 알킬옥시기, 치환기를 가지고 있어도 좋은 탄소 원자수 5 내지 10의 시클로알킬옥시기, 치환 혹은 무치환의 방향족 탄화수소기, 치환 혹은 무치환의 방향족 복소환기, 치환 혹은 무치환의 축합다환 방향족기, 또는 치환 혹은 무치환의 아릴옥시기를 표시한다.) - 제 1 항에 있어서,
상기 정공 수송층이 제1 정공 수송층 및 제2 정공 수송층의 2층 구조로서, 상기 제2 정공 수송층이 상기 일반식(1)로 표시되는 아릴아민 화합물을 함유하는 것을 특징으로 하는, 유기 일렉트로 루미네센스 소자. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 발광층이, 안트라센 유도체를 함유하는 것을 특징으로 하는, 유기 일렉트로 루미네센스 소자. - 제 9 항에 있어서,
상기 발광층이, 안트라센 유도체인 호스트 재료를 함유하는 것을 특징으로 하는, 유기 일렉트로 루미네센스 소자.
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